Northwest Pipeline LLC NOTICE #28896 2019 Maintenance Conference Call posted on Mar 14 2019 2:52PM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: N Notice Stat Desc: INITIATE Notice Type Desc: OTHER Post D/T: 03/14/2019 2:52 PM MCT Notice Eff D/T: 03/14/2019 2:52 PM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 19-058 Prior Notice: Subject: 2019 Maintenance Conference Call Notice Text: SUBJECT:2019 Maintenance Conference Call Northwest will hold the annual maintenance conference call on Wednesday, March 20, 2019, from 3:00 PM to 4:00 PM MDT. The call-in number is 385-355-3006 and the conference id is 34150489. The 2019 maintenance schedule has been posted on Northwest's portal at http://www.northwest.williams.com. The information on the schedule represents Northwest's best estimates given the information currently available. Please note that the estimated capacity reductions and project durations are dependent on many variables and are subject to change. Northwest will update the schedule as the projects progress and new information becomes available. If you have questions please contact your Marketing Services representative or call the hotline at (801) 584-7301. NWP MR/MS